Home / 967,409.23-1,451,146.61-257,437.95

Finding the Fourth Proportional to 967,409.23, 1,451,146.61 and 257,437.95

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Solution

The fourth proportional to 967,409.23, 1,451,146.61 and 257,437.95 is: 386,165.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,409.23 : 1,451,146.61 = 257,437.95 : x
  2. Step 2: Convert to fraction form
    967,409.23/1,451,146.61 = 257,437.95/x
  3. Step 3: Cross multiply
    967,409.23x = 1,451,146.61 × 257,437.95
  4. Step 4: Simplify right side
    967,409.23x = 373,580,208,427.85
  5. Step 5: Solve for x
    x = 373,580,208,427.85/967,409.23
  6. Step 6: Final answer
    x = 386,165.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.